Research Article
Mechanical Behavior, Energy Release, and Crack Distribution Characteristics of Water-Saturated Phyllite under Triaxial Cyclic Loading
Figure 20
Spatial distribution of AE events at different stress levels for dry phyllite (σ3 = 20 MPa; σc is the peak stress). (a) 0.3 σc, (b) 0.5 σc, (c) 0.7 σc, (d) 0.8 σc, € 0.9 σc, (f) 1.0 σc, and (g) failure.